slack-mail.com - robtex.com

slack-mail.com

DNSSEC⚠️ Not signed
NSns-2014.awsdns-59.co.uk ⭐
A2600:9000:5307:de00::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront
PTRns-2014.awsdns-59.co.uk
A205.251.199.222🇺🇸 Amazon205.251.199.0/24 prefix
PTRns-2014.awsdns-59.co.uk
NSns-1167.awsdns-17.org
A2600:9000:5304:8f00::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront
PTRns-1167.awsdns-17.org
A205.251.196.143🇺🇸 Amazon205.251.196.0/24 prefix
PTRns-1167.awsdns-17.org
NSns-212.awsdns-26.com
A2600:9000:5300:d400::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront
PTRns-212.awsdns-26.com
A205.251.192.212🇺🇸 Amazon205.251.192.0/24 prefix
PTRns-212.awsdns-26.com
NSns-680.awsdns-21.net
A2600:9000:5302:a800::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront
PTRns-680.awsdns-21.net
A205.251.194.168🇺🇸 Amazon205.251.194.0/24 prefix
PTRns-680.awsdns-21.net
MXinbound-smtp.us-east-1.amazonaws.com ⭐
A3.211.210.226🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix
PTRec2-3-211-210-226.compute-1.amazonaws.com
A44.206.9.87🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix
PTRec2-44-206-9-87.compute-1.amazonaws.com
A44.210.166.32🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix
PTRec2-44-210-166-32.compute-1.amazonaws.com
A54.164.173.191🇺🇸 Amazon54.164.0.0/15 EC2 IAD prefix
PTRec2-54-164-173-191.compute-1.amazonaws.com
A54.197.5.236🇺🇸 Amazon54.196.0.0/15 EC2 IAD 54.196.0.0/15
PTRec2-54-197-5-236.compute-1.amazonaws.com
TXTv=spf1 ip4:54.240.37.230/31 ip4:76.223.142.180/28 ip4:76.223.142.192/31 ip4:2...
SOAns-2014.awsdns-59.co.ukawsdns-hostmaster@amazon.com serial=1

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1774850777
⚠️ On DNS blocklist: tif

Same first word

slack-mail.com

DNS History

10 records (5 active, 5 former)

2017201820192020202120222023202420252026NSns-1167.awsdns-17.orgns-2014.awsdns-59.co.ukns-212.awsdns-26.comns-680.awsdns-21.netns1.monikerdns.netns2.monikerdns.netns3.monikerdns.netns4.monikerdns.netMXinbound-smtp.us-east-1.amazonaws.comA31.7.175.177
●NSns-1167.awsdns-17.org2026-02-17 → 2026-03-30 · 3 obs
○ 2018-09-19 20:59:22
● 2026-02-17 14:25:50
● 2026-03-30 06:29:50
●NSns-2014.awsdns-59.co.uk2026-02-17 → 2026-03-30 · 3 obs
○ 2018-09-19 20:59:22
● 2026-02-17 14:25:50
● 2026-03-30 06:29:50
●NSns-212.awsdns-26.com2026-02-17 → 2026-03-30 · 3 obs
○ 2018-09-19 20:59:22
● 2026-02-17 14:25:50
● 2026-03-30 06:29:50
●NSns-680.awsdns-21.net2026-02-17 → 2026-03-30 · 3 obs
○ 2018-09-19 20:59:22
● 2026-02-17 14:25:50
● 2026-03-30 06:29:50
○NSns1.monikerdns.net2016-12-20 → 2018-09-19 · 4 obs
● 2016-12-20 06:57:24
● 2018-09-19 20:59:22
○ 2026-02-17 14:25:50
○ 2026-03-30 06:29:50
○NSns2.monikerdns.net2016-12-20 → 2018-09-19 · 4 obs
● 2016-12-20 06:57:24
● 2018-09-19 20:59:22
○ 2026-02-17 14:25:50
○ 2026-03-30 06:29:50
○NSns3.monikerdns.net2016-12-20 → 2018-09-19 · 4 obs
● 2016-12-20 06:57:24
● 2018-09-19 20:59:22
○ 2026-02-17 14:25:50
○ 2026-03-30 06:29:50
○NSns4.monikerdns.net2016-12-20 → 2018-09-19 · 4 obs
● 2016-12-20 06:57:24
● 2018-09-19 20:59:22
○ 2026-02-17 14:25:50
○ 2026-03-30 06:29:50
●MXinbound-smtp.us-east-1.amazonaws.com2026-02-17 → 2026-03-30 · 2 obs
● 2026-02-17 14:25:50
● 2026-03-30 06:29:50
○A31.7.175.1772016-12-20 → 2018-09-19 · 4 obs
● 2016-12-20 06:57:24
● 2018-09-19 20:59:22
○ 2026-02-17 14:25:50
○ 2026-03-30 06:29:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comd.gtld-servers.net, e.gtld-servers.net, f.gtld-servers.net, g.gtld-servers.net...-
slack-mail.comns-212.awsdns-26.com, ns-680.awsdns-21.net, ns-1167.awsdns-17.org, ns-2014.awsdns-59.co.uk1 record

✅ Authoritative Response

Server:205.251.199.222

NS records: ns-212.awsdns-26.com, ns-680.awsdns-21.net, ns-1167.awsdns-17.org, ns-2014.awsdns-59.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for slack-mail.com (unsigned zone)

⏱️ Timing

Total: 417ms | Queries: -

📄 Records

TypeCountSample Data
NS4ns-1167.awsdns-17.org, ns-2014.awsdns-59.co.uk...
MX1inbound-smtp.us-east-1.amazonaws.com (pr
TXT1v=spf1 ip4:54.240.37.230/31 ip4:76.223.1
SOA1ns-2014.awsdns-59.co.uk awsdns-hostmaste

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-212.awsdns-26.com)

Analysis

Name Servers

slack-mail.com is delegated to four name servers: ns-212.awsdns-26.com, ns-680.awsdns-21.net, ns-1167.awsdns-17.org and ns-2014.awsdns-59.co.uk.

slack-mail.com at least partially shares name servers with other domains, for instance 39.106.234.216.in-addr.arpa, bulbulbuy.com, zee-trendz.com, d25hf19umqla86.cloudfront.net and mimobase.com.

Host names with two IP numbers:

Host name ns-212.awsdns-26.com points to: 2600:9000:5300:d400::1 and 205.251.192.212.

Host name ns-680.awsdns-21.net points to: 2600:9000:5302:a800::1 and 205.251.194.168.

Host name ns-1167.awsdns-17.org points to: 2600:9000:5304:8f00::1 and 205.251.196.143.

Host name ns-2014.awsdns-59.co.uk points to: 2600:9000:5307:de00::1 and 205.251.199.222.

Mail Servers

slack-mail.com is handled by a single mail server, inbound-smtp.us-east-1.amazonaws.com.

slack-mail.com shares the same mail server setup as other domains, for instance westatlantanews.com, crowdstrikedataprotection.lv, smtp.beartecs4610.slack.com, manifest-info.slack.com and fiqn-mail.com.

slack-mail.com shares mail servers with other domains at least partially, including luceda-docs.atlassian.net, himsanoah.atlassian.net, data-essential.atlassian.net, perfectflight.com.br and miio.mx.

these mail servers are often used alongside inbound-smtp.us-west-2.amazonaws.com, aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

Host inbound-smtp.us-east-1.amazonaws.com resolves to five IPs: 3.211.210.226, 44.206.9.87, 44.210.166.32, 54.164.173.191 and 54.197.5.236.